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249979 (2001 VM51)
Classification: Main-belt Asteroid          SPK-ID: 2249979
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2727721626567167 4.4941e-08  
a 2.750501198449486 1.6985e-08 au
q 2.000241038158528 1.2706e-07 au
i 16.88192151478694 9.0506e-06 deg
node 25.88282348173942 1.8066e-05 deg
peri 78.21996614967499 2.5401e-05 deg
M 259.4329641665823 1.575e-05 deg
tp 2459065.946033435657
(2020-Aug-04.44603344)
7.4701e-05 TDB
period 1666.158007424908
4.56
1.5433e-05
4.225e-08
d
yr
n .2160659423630473 2.0014e-09 deg/d
Q 3.500761358740443 2.1618e-08 au
  Orbit Determination Parameters
   # obs. used (total)      365  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      2001-09-19  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62857  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:49:49  

Additional Information
 Earth MOID = 1.09225 au 
 Jupiter MOID = 2.0454 au 
 T_jup = 3.230 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO367676  
diameter diameter 4.915 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249979 (2001 VM51)          Discovered 2001-Nov-10 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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